KR102126075B1 - Protective cap for anchor bolt with anti-loosening and prevention of thefts - Google Patents

Abstract

The present invention relates to a protective cap for an anchor bolt having a loosening and theft prevention function, which can prevent loosening and corrosion of an anchor bolt (200) and a nut (300) through a filling capsule (30) including a filler (31) damaged by a striking means (20) when the anchor bolt (200) is inserted into an inner space, and omits a separate filler (31) applying process to reduce a working time. To this end, the protective cap for an anchor bolt of the present invention comprises: a body part (10) having an inner space to allow an anchor bolt (200) to be inserted thereinto, and formed in a cylindrical shape having an opened one side; a striking means (20) provided in the inner space of the body part (10), and having a shape protruding from an inner surface of the body part (10) to one side thereof; and a filling capsule (30) accommodated in the inner space of the body part (10), formed in a capsule shape that the filler (31) is inserted, and pressed and damaged by the striking means (20) by insertion of the anchor bolt (200) to allow the filler (31) to flow to the outside.

Description

PROTECTIVE CAP FOR ANCHOR BOLT WITH ANTI-LOOSENING AND PREVENTION OF THEFTS}

The present invention relates to a protective cap for an anchor bolt having a function of preventing loosening and theft, more specifically to be mounted on the outside of the anchor bolt used to fix the structure to protect the anchor bolt and to remove the anchor bolt at random It is a protective cap that can prevent theft by protecting the fixed structure by making it difficult. When the anchor bolt is inserted into the inner space, the filling capsule is damaged by the means of striking, and the filler flows out, coating the anchor bolt and the nut and solidifying it. It is possible to prevent loosening and corrosion of the anchor bolts and nuts, and such a filling capsule is made of a structure accommodated in the inner space, and relates to an anchor bolt protective cap having an anti-loosening and anti-theft function that can shorten the working time.

Anchor bolt is a fixing means used to connect the foundation of a concrete or reinforced concrete with a structure such as a steel frame or a wooden pillar, or a steel girder of a bridge. It is widely used to fix an object to be fixed in a place not having it.

To install the anchor bolt, first drill a hole for inserting the anchor bolt into the concrete floor or wall, insert the bolt and sleeve, and the top of the bolt is exposed out of the hole.

The anchor bolt installed in this way is exposed to the external environment and may cause rust or corrosion due to snow and rain, and there is a problem that nut loosening may occur due to external force.

In order to solve the loosening of the nut of the anchor bolt, after assembling the bolt and nut, spot welding, lock title fixing method, etc. should be applied, and to prevent corrosion of the anchor bolt, install an anchor cap to prevent corrosion and improve aesthetics. have.

However, the above processes for preventing loosening of nuts and preventing corrosion have a long working time and deteriorate workability. In particular, when the conventional anchor cap is simply fitted into the anchor bolt, there is a problem that it is easily detached from the anchor bolt. In order to solve this, a separate adhesive has to be applied, so the operation is cumbersome and there is a limitation that it takes a long time for installation.

Republic of Korea Patent Publication No. 10-2008-0097303 (2008.11.05.)

The present invention was created to solve the above problems, and the object of the present invention is to prevent loosening and corrosion of the anchor bolts and nuts, and to prevent theft by making it difficult to remove the anchor bolts arbitrarily. And to provide a protective cap for an anchor bolt having an anti-theft function.

And another object of the present invention is to provide a protective cap for an anchor bolt having a function of preventing loosening and theft, which can shorten the working time by omitting the process of applying the filler to the interior space.

The present invention for the above object, the body portion made of a cylindrical one side open with an inner space so that the anchor bolt is inserted; A striking means provided in the interior space of the body portion and protruding to one side from the inner surface of the body portion; And a filling capsule which is accommodated in the interior space of the body part and is made of a capsule in which a filler is injected, and is pressed and damaged by the striking means by insertion of an anchor bolt, so that the filler flows out.

In addition, it may further include a first catching portion protrudingly formed on the inner surface of the body portion to limit one side movement of the filling capsule.

In addition, it may be further formed by protruding on the inner surface of the body portion to limit the other side movement of the filling capsule so as not to contact the hitting means to guide the fixed position.

And on the inner surface of the body portion, one side is coupled to the filling capsule and the other side is inserted into the striking means, the anchoring bolt is not inserted, separating the striking means and the filling capsule to prevent damage to the filling capsule, , When the anchor bolt is inserted, a spring that is deformed to contract to the other side may be mounted so that the filling capsule and the striking means come into contact to break the filling capsule.

In addition, a hitting member may be inserted into the body portion, which includes a ceiling portion to which the striking means is coupled and a side portion extending vertically from an end of the ceiling portion.

In addition, the upper surface or side of the body portion, the filling capsule is broken, characterized in that it further comprises an outlet through which the air inside can be discharged to the outside when the filler is filled.

In addition, the filling capsule is made of a rubber-based material that is stretchable to shrink and shrink as the filler flows out when damaged.

According to the protective cap for an anchor bolt having a function of preventing loosening and theft according to the present invention, the bolt and the nut are coated and solidified through the filler flowing out while the filling capsule bursts by the insertion of the anchor bolt, so that the bolt and the nut are loosened and It has the effect of preventing corrosion.

In addition, according to the present invention, it is fixed to the outside of the anchor bolt so that it is difficult to remove the anchor bolt arbitrarily, there is an effect to prevent theft of the installed structure.

In addition, according to the present invention, since the filling capsule in which the filling agent is injected into the interior space is embedded, the filling capsule is pushed against the striking means when the anchor bolt is inserted, and the filling agent is applied to the inside space, so there is no need to apply a separate filling agent. It has the advantage of improving workability by simplifying the process.

In addition, according to the present invention, by providing a configuration capable of fixing the position of the filling capsule, to prevent any breakage of the filling capsule while preventing contact with the striking means to prevent accidental breakage of the filling capsule to increase reliability There is an advantage.

1 is a perspective view showing the appearance of a protective cap for an anchor bolt having a function of preventing loosening and theft according to the present invention;
Figure 2 is a use diagram showing the application of the protective cap for an anchor bolt having an anti-loosening and theft prevention function according to the present invention,
Figure 3 is a cross-sectional view showing a longitudinal section of Example 1 of the present invention,
Figure 4 is an operation diagram showing a broken operation of the filling capsule of Example 1 of the present invention,
Figure 5 is a cross-sectional view showing a longitudinal section of Example 2 of the present invention,
Figure 6 is an operation diagram showing a broken operation of the filling capsule according to the second embodiment of the present invention,
7 is a cross-sectional view showing a longitudinal section according to Embodiment 3 of the present invention,
8 is an operation diagram showing a broken operation of the filling capsule according to the third embodiment of the present invention,
9 is a cross-sectional view showing a longitudinal section according to Embodiment 4 of the present invention,
10 is a perspective view showing a striking member according to Embodiment 4 of the present invention.

[Example 1]

Hereinafter, a protective cap for an anchor bolt having a function of preventing loosening and theft according to Embodiment 1 of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing the appearance of a protective cap for an anchor bolt having an anti-loosening and anti-theft function according to the present invention, and FIG. 2 shows the application of a protective cap for an anchor bolt having an anti-loosening and anti-theft function according to the present invention. Usage diagram, Figure 3 is a cross-sectional view showing a longitudinal section of Example 1 of the present invention, Figure 4 is an operation diagram showing the filling capsule damage operation of Example 1 of the present invention.

1 to 4, the present invention relates to a protective cap for an anchor bolt having an anti-loosening and anti-theft function that is mounted on the outside of the anchor bolt to protect the anchor bolt and improve aesthetics.

In more detail, the present invention is provided with a filling capsule in which a filler is injected into the inner space, and the filler that flows out while the filling capsule naturally bursts by the insertion of the anchor bolt is coated and solidified to prevent the corrosion of the anchor bolt and the nut. A protective cap for an anchor bolt that can prevent loosening and prevents theft of an installed structure by making it difficult to remove the anchor bolt by being fixed to the outside of the anchor bolt.

Here, the protective cap for the anchor bolt is formed to wrap and protect the outer side of the anchor bolt 200 to prevent corrosion and loosening of the anchor bolt 200, as shown in FIG. 2 to the concrete structure 500 It is coupled to the outside of the anchor bolt 200 that fixes the plate 400, and is configured to prevent the anchor bolt 200 and the nut 300 from being loosened or corroded due to an external environment such as moisture and impact.

The protective cap for an anchor bolt having a function of preventing loosening and theft according to the present invention, basically, comprises a body portion 10, a striking means 20, and a filling capsule 30.

The body portion 10 is made of a cylindrical shape with one side open and an inner space so that the anchor bolt 200 is inserted.

And the striking means 20 is provided in the inner space of the body portion 10, specifically, it can be disposed on the inner ceiling of the body portion 10, bursting the filling capsule 30, which will be described later So that it is made in a form protruding to one side on the inner surface of the body portion 10.

Here, the striking means 20 is preferably made of one or more pins, and when the striking means 20 is made of two or more pins, the filling capsule 30 by the anchor bolt 200 is the body portion 200 ), even if pushed to the side, it may blow and blow the filling capsule 30.

In addition, the striking means 20 may be made of a material having elasticity, or may be made of metal to facilitate striking.

Here, when the striking means 20 is made of a material having elasticity, after the filling capsule 30 is exploded, the striking means 20 is bent and a space for inserting the anchor bolt 200 is secured. The bolt 200 may be inserted more deeply into the inner space of the body portion 10, thereby reducing restrictions on the length of the anchor bolt 200.

That is, when the striking means 20 is made of a material having elasticity, it is possible to secure a space in which the anchor bolt 200 can be inserted into the body portion 10, so that the anchor bolt 200 having various lengths can be secured. It is made possible to insert.

And the filling capsule 30 is accommodated in the inner space of the body portion 10, but is made of a capsule form in which the filling agent 31 is injected.

The filling capsule 30 is pressed and damaged by the striking means 20 by the insertion of the anchor bolt 200 so that the filling agent 31 flows outward and can be filled in the inner space of the body part 10. Here, the filler 31 is preferably made of an epoxy-based.

As the anchor bolt 200 is inserted, the filler 31 flowing out of the broken filling capsule 30 is solidified while coating the outer surfaces of the anchor bolt 200 and the nut 300 and the anchor bolt 200 and While preventing the nut 300 from loosening, corrosion may be prevented.

In addition, since the filler 31 is also applied between the anchor bolt 200 and the nut 300 and the body portion 10, the anchor bolt 200 and the body portion 10 are firmly combined, and thus, as an external impact, Due to this, it is possible to prevent the phenomenon that the anchor bolt 200 is released from the body portion 10 and separated.

That is, the anchor bolt protection cap according to the present invention is fitted to the outside of the anchor bolt 200, the filling capsule 30 is pressed against the striking means 20, the filling capsule 30 bursts, and the filler 31 Since it flows outward, the filler 31 can be simply applied by the combination of the anchor bolt protection cap and the anchor bolt, thus omitting the process of separately applying the filler 31 can simplify the process, thus reducing the working time. There is an advantage that can be shortened.

In addition, the protective cap for an anchor bolt according to the present invention is inserted into the anchor bolt 200 on the inner surface of the body portion 10, but the periphery is protruded so as to prevent movement of the filling capsule 30. It may further include a first catching portion 11 to limit the movement of one side of the capsule (30).

The first catching part 11 is disposed on one side of the filling capsule 30 to support the filling capsule 30 to prevent the filling capsule 30 from being detached from the body part 10. have.

The circumference of the filling capsule 30 may be configured to correspond to the circumference of the inner circumferential surface of the body part 10, thereby limiting the movement of the filling capsule 30, but the filling capsule through the first catching part 11 There is a strength that can more stably limit the unintended movement of (30).

In addition, the filling capsule 30 may be made of a rubber-based material that is stretchable to shrink and shrink as the filler 31 flows out when damaged.

Since the filling capsule 30 is made of a stretchable material, it is possible to inject a large amount of the filling agent 31 as needed, but after being broken, it is deformed into a small volume and the anchor bolt 200 is inside the body portion 10 There are strengths that can be deeply inserted into.

And on the top or side of the body portion 10, when the filling capsule 30 is broken and the filler 31 is filled in the inner space of the body portion 10, the air inside the body portion 10 is It may further include an outlet 13 that can be discharged to the outside.

In addition, between the filling capsule 30 and the striking means 20, the filling capsule 30 is in contact with the striking means 20 to prevent unintended damage of the filling capsule 30 A ring-shaped fixing member (not shown) capable of fixing the insertion position may be further inserted.

Next, the operation according to the first embodiment of the present invention will be described together with the drawings.

As shown in (a) of FIG. 4, the body portion 10 is mounted on the anchor bolt 200 inserted into the concrete structure 500 and the plate 400.

Next, as shown in Figure 4 (b), the anchor bolt 200 is inserted into the inner space of the body portion 10 while pressing the filling capsule 30, the filling of the capsule 30 The central portion is pressurized by the striking means 20 and the anchor bolt 200.

Then, as shown in FIG. 4(c), the filling capsule 30 is pressed and blown by the striking means 20, and the filler 31 injected therein flows out to the outside, thereby causing the anchor bolt ( 200) and the outer surface of the nut 300 is coated with a filler 31 and solidified to prevent both corrosion and loosening and to be protected.

At this time, the filler 31 is also applied between the body portion 10 and the anchor bolt 200 and the nut 300, the body portion 10 is firmly fixed to the anchor bolt 200 and the nut to external shock or environment By preventing the body portion 10 from being separated, there is a strength to stably protect the anchor bolt 200 and the nut 300.

In addition, the filling capsule 30 is contracted after the filling agent 31 flows out to secure a space in which the anchor bolt 200 is inserted.

In addition, when the body portion 10 is mounted on the relatively long anchor bolt 200, the striking means 20 is inserted into the anchor bolt 200 deeper after the filling capsule 30 is exploded It is made to be bent in the lateral direction to secure a space in which the anchor bolt 200 is inserted.

[Example 2]

Figure 5 is a cross-sectional view showing a longitudinal section of Example 2 of the present invention, Figure 6 is an operation diagram showing a broken operation of the filling capsule according to Example 2 of the present invention.

Embodiment 2 according to the present invention, while including the first embodiment, the filling capsule 30 is in contact with the striking means 20, the protection for the anchor bolt having an anti-loosening and theft prevention function that can prevent the phenomenon of accidentally popping Present the cap.

In the second embodiment according to the present invention, for this purpose, it is formed so as to protrude on the inner surface of the body portion 10 and takes a filling capsule 30 while guiding a fixed position spaced apart from the striking means 20. The second hanging portion 12 is further included.

The second catching portion 12 is formed to protrude on the inner surface of the body portion 10 to limit the other side movement of the filling capsule 30 so as not to contact the filling capsule 30 and the striking means 20 Guide the fixed position.

Through this, the filling capsule 30 is supported through the first catching part 11 on one side and fixed at a position not contacting the striking means 20 through the second catching part 12 on the other side, and randomly leaving It has the effect of preventing unintentional popping while preventing.

Next, the operation according to the second embodiment of the present invention will be described together with the drawings.

As shown in (a) of Figure 6, the body portion 10 is mounted to the outside of the anchor bolt 200 is inserted into the concrete structure 500 and the plate 400.

At this time, the inside of the body portion 10 is provided with a filling capsule 30, the filling capsule 30 is formed extending from the inner circumferential surface of the body portion 10 protruding first catching portion 11 and second catching portion As it is caught and fixed to (12), the departure to one side is prevented, and the insertion position can be maintained without being in contact with the striking means 20.

Next, as shown in Figure 6 (b), the anchor bolt 200 is inserted into the inner space of the body portion 10 while pressing the filling capsule 30, the filling of the capsule 30 The central portion is pressurized by the striking means 20 and the anchor bolt 200.

Next, as shown in (c) of FIG. 6, the filling capsule 30 is pressurized by the striking means 20 and bursts, so that the filling agent 31 injected therein flows out to the outside. The outer surfaces of the bolt 200 and the nut 300 are coated with a filler 31 to solidify, thereby preventing corrosion and loosening even in an external environment such as humidity and impact.

Through this, the filler 31 is also applied between the body portion 10 and the anchor bolt 200 and the nut 300, the body portion 10 and the anchor bolt 200 and the nut 300 are fixedly fixed to the outside By preventing the body part 10 from being separated by the impact, the anchor bolt 200 and the nut 300 can be effectively protected.

[Example 3]

7 is a cross-sectional view showing a longitudinal section according to a third embodiment of the present invention, Figure 8 is an operation diagram showing a broken operation of the filling capsule according to the third embodiment of the present invention.

Embodiment 3 according to the present invention is partly modified while including the first embodiment, without the configuration of the first catching portion 11, the filling capsule through the spring 60 mounted on the inner surface of the body portion 10 ( 30) can be prevented.

The spring 60 is mounted on the inner ceiling of the body portion 10, one side is coupled with the filling capsule 30, the other side is made to be inserted into the striking means (20).

The spring 60 is spaced apart from the striking means 20 and the filling capsule 30 when the anchor bolt 200 is not inserted to prevent the filling capsule 30 from being damaged, and the anchor bolt ( 200) When inserted, the filling capsule 30 and the striking means 20 are in contact with each other so that the filling capsule 30 is deformed so as to contract to the other side.

Here, since the spring 60 has one side coupled with the filling capsule 30 and the other side coupled with the inner surface of the body portion 10, when the filling agent 31 is applied to the inner space of the body portion 10, The anchor bolt 200 is coupled to the filling capsule 30 and is coupled to the body portion 10 at the same time, so that the adhesive area is large and separated from the body portion 20 due to external impact to prevent exposure to the outside. Can.

In addition, since the striking means 20 is inserted on the other side of the spring 60, the anchor bolt 200 is guided along the length of the striking means 20 and can be contracted to the other side when the anchor bolt 200 is inserted. Even if it presses the position out of the center of the filling capsule 30, the filling capsule 30 maintains a horizontal state and can move to the striking means 20, so that the striking means 20 can be accurately hit. .

In addition, the spring 60 has an effect of preventing damage and loosening of the anchor bolt 200 and the nut 300 by providing a buffer function when an impact or vibration occurs from the outside.

Next, a process in which the protective cap of Example 3 according to the present invention is mounted will be described together with the drawings.

As shown in (a) of FIG. 8, the nut 300 is filled in the anchor bolt 200 mounted on the concrete structure 500 and the plate 400, and the body portion 10 is mounted on the outside. At this time, the spring 60 is made of a state in which one side is combined with the filling capsule 30, the contact between the striking means 20 and the filling capsule 30 by separating the striking means 20 and the filling capsule 30 Can be prevented.

Next, as shown in (b) of FIG. 8, the spring 60 is blown as the anchor bolt 200 inserted into the inner space of the body portion 10 pushes the filling capsule 30 to the other side. The central portion of the filling capsule 30 is pressed by the striking means 20 as it is contracted to the side to make contact with the striking means 20 and the filling capsule 30.

Next, as shown in Figure 8 (c), as the filling capsule 30 bursts as it is hit by the striking means 20, the filling agent 31 flows out to the outside.

Here, the filler 31 is coated and solidified on the outer surface of the anchor bolt 200 and the nut 300, and is filled between the inner surface of the anchor bolt 200 and the nut 300 and the body portion 10 Since it solidifies, the body portion 10 can be firmly coupled to the anchor bolt 200 and the nut 300, and thus has the strength to effectively prevent corrosion and loosening of the anchor bolt 200 and the nut 300. .

[Example 4]

9 is a sectional view showing a longitudinal section according to a fourth embodiment of the present invention, and FIG. 10 is a perspective view showing a striking member according to a fourth embodiment of the present invention.

Example 4 is a part of the deformation while including Example 1, Example 4 is a separate striking member 20 is equipped with a striking means 20 is not manufactured integrally with the striking means 20, the body portion 10 ( 40) is made to be inserted inside the body portion (10).

The striking member 40 is inserted into the inner space of the body portion 10, the ceiling portion 41 is coupled to the striking means 20 on one side, and the side portion formed vertically extending from the end of the ceiling portion 41 The striking member 40 made of 42 is inserted.

Here, the ceiling portion 41 is formed of a plurality of vertically extending from the striking means 20 so that the outlet 13 is not blocked, and the side portion 42 is preferably made of a number corresponding to the ceiling portion 41 Do. (See Figure 10)

In addition, the side portion 42 is formed longer than the striking means 20, while the filling capsule 30 and the striking means 20 are spaced apart while guiding the fixed position of the filling capsule 30, the striking means ( 20) While preventing accidental damage to the filling capsule 30 by preventing contact with it, when the anchor bolt 200 is inserted, the central portion of the filling capsule 30 is damaged while being pressed toward the striking means 20 Filler 31 may flow out.

Since the hitting member 40 is made to be inserted into the inner space of the body portion 10, it is not necessary to form the hitting means 20 and the second catching portion 12 on the body portion 10, thereby producing a protective cap This is an easy advantage.

As described above, the rights of the present invention are not limited to the embodiments described above, but are defined by the claims, and various modifications and adaptations are possible within the scope of the rights described in the claims by those skilled in the art. It is obvious that you can do it.

10: body portion 11: first engaging portion
12: second jam portion 13: outlet
20: striking means 30: filling capsule
31: filler 40: striking member
41: ceiling 42: side
60: spring 200: anchor bolt
300: nut 400: plate
500: concrete structure

Claims (7)

Body portion 10 made of a cylindrical shape having an inner space and one side open so that the anchor bolt 200 is inserted;
A striking means 20 provided in the inner space of the body portion 10 and protruding to one side from the inner surface of the body portion 10; And
It is accommodated in the inner space of the body portion 10, but is made of a capsule form in which the filler 31 is injected, and is pressed and damaged by the striking means 20 by the insertion of the anchor bolt 200, so that the filler 31 is broken. Filling capsule 30 is made to flow out; is made, including,
Protection for an anchor bolt having a function of preventing loosening and theft, characterized in that it comprises a first catching portion (11) that protrudes on the inner surface of the body portion (10) and restricts one side movement of the filling capsule (30). cap.
delete delete delete Body portion 10 made of a cylindrical shape having an inner space and one side open so that the anchor bolt 200 is inserted;
A striking means 20 provided in the inner space of the body portion 10 and protruding to one side from the inner surface of the body portion 10; And
It is accommodated in the inner space of the body portion 10, but is made of a capsule form in which the filler 31 is injected, and is pressed and damaged by the striking means 20 by the insertion of the anchor bolt 200, so that the filler 31 is broken. Filling capsule 30 is made to flow out; is made, including,
In the body portion 10,
Loose and anti-theft function, characterized in that the striking member (40) is formed of a striking member (20) coupled with the striking means (20) and a side portion (42) extending vertically from the end of the ceiling (41). Protective cap for anchor bolt having a.
The method according to claim 1 or 5,
On the top or side of the body portion 10,
When the filling capsule 30 is broken and the filling agent 31 is filled, the protection for the anchor bolt having an anti-loosening and theft prevention function further comprises an outlet 13 through which the inside air can be discharged to the outside. cap.
The method according to claim 1 or 5,
The filling capsule 30 is a protective cap for an anchor bolt having an anti-loosening and anti-theft function, characterized in that it is made of a rubber-based material that can be contracted to shrink and become small when the filler 31 is leaked when damaged.

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